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Update libaxolotl

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// FREEBIE
pull/749/head
lilia 10 years ago
parent ac7c95fed0
commit f8fd613669
2 changed files with 48 additions and 8 deletions
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28
js/libtextsecure.js
Unescape Escape View File

@ -37048,11 +37048,25 @@ window.axolotl.protocol = function(storage_interface) {
});
};
function detectDuplicateOpenSessions(sessions, encodedNumber) {
var openSession = undefined;
for (var key in sessions) {
if (sessions[key].indexInfo.closed == -1) {
if (openSession !== undefined)
throw new Error("Datastore inconsistensy: multiple open sessions for " + encodedNumber);
openSession = sessions[key];
}
}
}
crypto_storage.getOpenSession = function(encodedNumber) {
return getSessions(encodedNumber).then(function(sessions) {
if (sessions === undefined)
return undefined;
detectDuplicateOpenSessions(sessions, encodedNumber);
for (var key in sessions)
if (sessions[key].indexInfo.closed == -1)
return sessions[key];
@ -37065,13 +37079,13 @@ window.axolotl.protocol = function(storage_interface) {
if (sessions === undefined)
return undefined;
detectDuplicateOpenSessions(sessions, encodedNumber);
var searchKey = axolotlInternal.utils.convertToString(remoteEphemeralKey);
var openSession = undefined;
for (var key in sessions) {
if (sessions[key].indexInfo.closed == -1) {
if (openSession !== undefined)
throw new Error("Datastore inconsistensy: multiple open sessions for " + encodedNumber);
openSession = sessions[key];
}
if (sessions[key][searchKey] !== undefined)
@ -37325,8 +37339,10 @@ window.axolotl.protocol = function(storage_interface) {
}
var fillMessageKeys = function(chain, counter) {
if (chain.chainKey.counter + 1000 < counter) //TODO: maybe 1000 is too low/high in some cases?
if (Object.keys(chain.messageKeys).length >= 1000) {
console.log("Too many message keys for chain");
return Promise.resolve(); // Stalker, much?
}
if (chain.chainKey.counter >= counter)
return Promise.resolve(); // Already calculated
@ -37411,7 +37427,11 @@ window.axolotl.protocol = function(storage_interface) {
var chain = session[axolotlInternal.utils.convertToString(message.ephemeralKey)];
return fillMessageKeys(chain, message.counter).then(function() {
return HKDF(axolotlInternal.utils.convertToArrayBuffer(chain.messageKeys[message.counter]), '', "WhisperMessageKeys").then(function(keys) {
var messageKey = chain.messageKeys[message.counter];
if (messageKey === undefined) {
throw new Error("Message key not found. The counter was repeated or the key was not filled.");
}
return HKDF(axolotlInternal.utils.convertToArrayBuffer(messageKey), '', "WhisperMessageKeys").then(function(keys) {
return storage_interface.getMyIdentityKey().then(function(ourIdentityKey) {
delete chain.messageKeys[message.counter];

28
libtextsecure/libaxolotl.js
Unescape Escape View File

@ -36950,11 +36950,25 @@ window.axolotl.protocol = function(storage_interface) {
});
};
function detectDuplicateOpenSessions(sessions, encodedNumber) {
var openSession = undefined;
for (var key in sessions) {
if (sessions[key].indexInfo.closed == -1) {
if (openSession !== undefined)
throw new Error("Datastore inconsistensy: multiple open sessions for " + encodedNumber);
openSession = sessions[key];
}
}
}
crypto_storage.getOpenSession = function(encodedNumber) {
return getSessions(encodedNumber).then(function(sessions) {
if (sessions === undefined)
return undefined;
detectDuplicateOpenSessions(sessions, encodedNumber);
for (var key in sessions)
if (sessions[key].indexInfo.closed == -1)
return sessions[key];
@ -36967,13 +36981,13 @@ window.axolotl.protocol = function(storage_interface) {
if (sessions === undefined)
return undefined;
detectDuplicateOpenSessions(sessions, encodedNumber);
var searchKey = axolotlInternal.utils.convertToString(remoteEphemeralKey);
var openSession = undefined;
for (var key in sessions) {
if (sessions[key].indexInfo.closed == -1) {
if (openSession !== undefined)
throw new Error("Datastore inconsistensy: multiple open sessions for " + encodedNumber);
openSession = sessions[key];
}
if (sessions[key][searchKey] !== undefined)
@ -37227,8 +37241,10 @@ window.axolotl.protocol = function(storage_interface) {
}
var fillMessageKeys = function(chain, counter) {
if (chain.chainKey.counter + 1000 < counter) //TODO: maybe 1000 is too low/high in some cases?
if (Object.keys(chain.messageKeys).length >= 1000) {
console.log("Too many message keys for chain");
return Promise.resolve(); // Stalker, much?
}
if (chain.chainKey.counter >= counter)
return Promise.resolve(); // Already calculated
@ -37313,7 +37329,11 @@ window.axolotl.protocol = function(storage_interface) {
var chain = session[axolotlInternal.utils.convertToString(message.ephemeralKey)];
return fillMessageKeys(chain, message.counter).then(function() {
return HKDF(axolotlInternal.utils.convertToArrayBuffer(chain.messageKeys[message.counter]), '', "WhisperMessageKeys").then(function(keys) {
var messageKey = chain.messageKeys[message.counter];
if (messageKey === undefined) {
throw new Error("Message key not found. The counter was repeated or the key was not filled.");
}
return HKDF(axolotlInternal.utils.convertToArrayBuffer(messageKey), '', "WhisperMessageKeys").then(function(keys) {
return storage_interface.getMyIdentityKey().then(function(ourIdentityKey) {
delete chain.messageKeys[message.counter];

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